CN203654309U - Pile-caisson hydraulic structure - Google Patents

Pile-caisson hydraulic structure Download PDF

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Publication number
CN203654309U
CN203654309U CN201320723817.2U CN201320723817U CN203654309U CN 203654309 U CN203654309 U CN 203654309U CN 201320723817 U CN201320723817 U CN 201320723817U CN 203654309 U CN203654309 U CN 203654309U
Authority
CN
China
Prior art keywords
caisson
steel pipe
pipe pile
pile
base plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320723817.2U
Other languages
Chinese (zh)
Inventor
张鸿
翟世鸿
胡冬勇
杨秀礼
杨炎华
吴启和
陈富强
许磊磊
仇正中
徐杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CCCC Second Harbor Engineering Co
CCCC Highway Long Bridge Construction National Engineering Research Center Co Ltd
Original Assignee
CCCC Second Harbor Engineering Co
CCCC Highway Long Bridge Construction National Engineering Research Center Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CCCC Second Harbor Engineering Co, CCCC Highway Long Bridge Construction National Engineering Research Center Co Ltd filed Critical CCCC Second Harbor Engineering Co
Priority to CN201320723817.2U priority Critical patent/CN203654309U/en
Application granted granted Critical
Publication of CN203654309U publication Critical patent/CN203654309U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a pile-caisson hydraulic structure. A caisson and a steel pipe pile are manufactured on shore and floated to the construction site for temporary anchoring and positioning; the caisson is used as a construction platform for immersing the steel pipe pile; the caisson and the steel pipe pile are fixed through a locking device so as to form a pile-caisson combined water temporary construction platform; through a water sealing device, a bottom plate of the caisson is sealed from water and dry construction is carried out in the body of the caisson; and concrete is poured after pouring so as to form an integral stressing structure. The pile-caisson hydraulic structure does not need underwater operations such as foundation treatment and the like, is adapted to the severe wave environment on the sea and complicated geological conditions, and has the characteristics of rapid site operation and low safety risk.

Description

A kind of stake case hydraulic structures
Technical field
The utility model relates to hydro-structure basic engineering and construction field, refers to particularly a kind of stake case hydraulic structures and construction method thereof.
Background technology
The basis that pile foundation is made up of with the pile cap that is connected stake top stake, have that bearing capacity is high, settling amount is little and more uniform feature, almost can be applied to various engineering geological conditionss and various types of engineering, especially be applicable to the heavy building on soft foundation.Therefore, pile foundation is applied more extensive in various building.
Pile foundation is broadly divided into friction pile and end bearing pile according to basic Force principle, can be divided into preformed pile and castinplace pile according to form of construction work.Wherein preformed pile comprises concrete pile and steel pipe pile, conventionally relies on hammering or vibration to squeeze in ground.And castinplace pile system refers to and forms a hole at engineering site by means such as machine drilling, steel pipe soil compaction or manpower excavations in foundation soil, and place reinforcing cage, concrete perfusion therein and the stake of making, apply very extensive.
At present, bored pile multi-column pier foundation is that the more pile foundation form of application is waited on water Bridge basis, operation platform need be first set when construction and carry out the construction of stake, and then utilize box etc. to enclose water-bound to form after dry construction condition, build cushion cap concrete, form multi-column pier foundation.
Ordinary pile foundation plinth working procedure conversion is more, and construction period is longer, and in the time that the on-the-spot wind such as off-lying sea, wave, stream natural conditions are severe, construction quality and efficiency can face compared with test.
Therefore, need improve prior art.
Utility model content
The purpose of this utility model is exactly the deficiency that will solve above-mentioned background technology, and a kind of stake case hydraulic structures and construction method thereof are provided.
The technical solution of the utility model is: a kind of stake case hydraulic structures, it comprises caisson, described caisson comprises top board and base plate, between the limit portion of described top board and base plate, connect by sidewall, described top board, base plate and sidewall surround a separation, are provided with the partition wall that separation is divided into multiple little separations in described separation, it is characterized in that: described top board and base plate are vertically provided with preformed hole, in described preformed hole, steel pipe pile is housed, described steel pipe pile is fixedly connected with caisson.
In such scheme:
Described steel pipe pile is fixedly connected with the top board of caisson by locking device.
Described locking device comprises the anchor ear that is sleeved on steel pipe pile periphery, between described anchor ear inner side and steel pipe pile, is provided with rubber pad, and the outside of anchor ear is connected with hydraulic jack, and described hydraulic jack is connected with external Fuel Tanking Unit by oil pipe.
Described separation is vertically provided with steel bushing, and described steel bushing two ends are fixedly connected with base plate with top board, and described steel pipe pile is arranged in steel bushing.
Described steel bushing lower end is fixedly connected with the steel plate being embedded in base plate, and described steel plate is connected with steel pipe pile by bracket.
Described steel bushing is arranged with horizontal baffle outward, and the outer end of horizontal baffle is fixedly connected on separation inwall.
Described horizontal baffle is provided with to the inner projection of extending of steel bushing, and described projection is fixedly connected with steel pipe pile by locking device.
Between described base plate and steel pipe pile, be provided with antipriming.
Capsule with diuresis promoting function till described antipriming, described sealing capsule is arranged on and is opened in base plate in the groove of steel pipe pile end face.
A construction method of building above-mentioned stake case hydraulic structures, is characterized in that, it comprises the following steps:
1), in caisson, install steel bushing and antipriming, caisson is after combination is fixedly connected with steel pipe pile, by water transport under caisson and steel pipe pile to position to be installed;
2), after caisson and steel pipe pile Primary Location, by caisson and steel pipe pile separately, steel pipe pile sinks and again locates under Gravitative Loads;
3), steel pipe pile is sunk down into design elevation;
4), be again connected temporary fixed to caisson and steel pipe pile;
5), concreting in steel pipe pile;
6), utilize antipriming by the space sealing between base plate and steel pipe pile;
7), get rid of the inner ponding of steel bushing, the base plate of pile tube and caisson is welded and fixed, and removes temporary fastening device;
8), colligation is embedded in the reinforcing bar in base plate and steel pipe pile, builds underplate concrete, making caisson and steel pipe pile fixed is entirety.
Stake case hydraulic structures provided by the utility model can be used as the structures such as bridge foundation, Wharf Platform or man-made island shore protection and uses, and its load is delivered to steel pipe pile by caisson, then is imported in soft base or batholith by steel pipe pile; Described stake case hydraulic structures is extremely on-the-spot by land fabrication aquatic floating and transportation, caisson anchors behind location temporarily, after ground is squeezed in stake, stake forms fixed platform waterborne fast with case, carry out subsequent job with this platform again, do not need to set up interim over-water construction platform, do not need to carry out the underwater operations such as ground processing early stage, can adapt to marine severe wave environment and complicated geological conditions; And it is quick to have site operation, the feature that security risk is low.
Brief description of the drawings
Fig. 1 is the stake case hydraulic structures schematic diagram shown in the utility model;
Fig. 2 is 1-1 generalized section in Fig. 1;
Fig. 3 is 2-2 generalized section in Fig. 1;
Fig. 4 is 3-3 generalized section in Fig. 1;
Fig. 5 is A place enlarged diagram in Fig. 1;
Fig. 6 is B place enlarged diagram in Fig. 1;
Fig. 7 is the schematic diagram that in the utility model, locking device is arranged on top board and base plate place;
Fig. 8 is the schematic diagram that in the utility model, locking device is arranged on horizontal baffle place;
Fig. 9 is caisson and steel pipe pile Prefabricated composite schematic diagram in mode of construction of the present utility model;
Figure 10 is caisson and steel pipe pile location schematic diagram in mode of construction of the present utility model;
Figure 11 is steel pipe pile sinking schematic diagram in mode of construction of the present utility model;
Figure 12 is caisson and the temporary fixed schematic diagram of steel pipe pile in mode of construction of the present utility model;
Figure 13 is the interior concreting structural representation of steel pipe pile in mode of construction of the present utility model;
Figure 14 is water-stopping structure schematic diagram between caisson and steel pipe pile in mode of construction of the present utility model;
Figure 15 is cutting of steel casing schematic diagram in mode of construction of the present utility model;
Figure 16 cuts unnecessary steel tube pile structure schematic diagram in mode of construction of the present utility model;
Figure 17 is the structural representation that mode of construction caisson of the present utility model and steel pipe pile became one.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
A kind of stake case hydraulic structures as shown in Fig. 1-Fig. 6, it comprises caisson 1, caisson 1 comprises top board 1.1 and base plate 1.2, between the limit portion of top board 1.1 and base plate 1.2, connect by sidewall 1.3, top board 1.1, base plate 1.2 and sidewall 1.3 surround a separation, are provided with the partition wall 1.6 that separation is divided into multiple little separations in separation, and top board 1.1 and base plate 1.2 are vertically provided with preformed hole 1.4, steel pipe pile 2 is housed in preformed hole 1.4, and steel pipe pile 2 is fixedly connected with caisson 1.
In the present embodiment:
Steel pipe pile 2 is fixedly connected with the top board 1.1 of caisson 1 by locking device 3.
Locking device 3 comprises the anchor ear 3.1 that is sleeved on steel pipe pile 2 peripheries, between anchor ear 3.1 inner sides and steel pipe pile 2, is provided with rubber pad 3.2, and the outside of anchor ear 3.1 is connected with hydraulic jack 3.3, and hydraulic jack 3.3 is connected with external Fuel Tanking Unit by oil pipe 3.4.By controlling the piston output of hydraulic jack 3.3, reach the object of quick-detachment and assembling locking device 3.
As shown in Figure 7, the output of hydraulic jack 3.3 withstands on the outside of anchor ear 3.1, and the base of hydraulic fluid compressing cylinder 3.3 is fixed on upper cover 1.1.
Separation is vertically provided with steel bushing 4, and steel bushing 4 two ends are fixedly connected with base plate with top board, and steel pipe pile 2 is arranged in steel bushing 4.
Steel bushing 4 lower ends are fixedly connected with the steel plate 8 being embedded in base plate, and steel plate 8 is connected with steel pipe pile 2 by bracket 7.
Steel bushing 4 is outer is arranged with horizontal baffle 5, and the outer end of horizontal baffle 5 is fixedly connected on separation inwall.
Horizontal baffle 5 is provided with to the inner projection 5.1 of extending of steel bushing 4, and projection 5.1 is fixedly connected with steel pipe pile 2 by locking device 3.With reference to figure 8, the output of hydraulic jack 3.3 withstands on the outside of anchor ear 5.1, and the base of hydraulic fluid compressing cylinder 3.3 is fixed in projection 5.1.Horizontal baffle 5 is located for ensureing the temporary fixed steadiness at construction period steel pipe pile 2 with 1.1 liang, top board.
Between base plate and steel pipe pile 2, be provided with antipriming 6, capsule with diuresis promoting function till antipriming 6, sealing capsule is arranged on and is opened in base plate 1.2 in the groove 1.5 of steel pipe pile 2 end faces, after antipriming 6 installs, and extract the water in caisson 1, make the operating environment of caisson 1 inside in a dry application work.
A construction method of building above-mentioned stake case hydraulic structures, is characterized in that, it comprises the following steps:
1), as shown in Figure 9, install steel bushing 4 and antipriming 6 in caisson 1, caisson 1 and the equal land of steel pipe pile 2 are prefabricated, and the two uses tugboat transportation by driving to position to be installed in caisson 1 and 2 times water conservancies of steel pipe pile after being fixedly connected with by the preliminary combination of locking device 3;
2), as shown in figure 10, caisson 1 and steel pipe pile 2 utilize after anchor hawser anchorage Primary Location, unclamp locking device 3, and caisson 1 and steel pipe pile 2 are separated, and steel pipe pile 2 sinks and again locates under Gravitative Loads;
3), as shown in figure 11, utilize caisson 1 top crane to hang hydraulic vibration driver, sinking steel pipe pile 2 is to design elevation successively;
4), as shown in figure 12, again utilize locking device 3 that caisson 1 and pile tube 2 are locked to temporary fixed linking into an integrated entity, locked position is top board 1.1 and horizontal baffle 5 places of caisson 1 herein;
5) the interior suction mud of steel pipe pile 2 or boring embedding rock, and castinplace pile inner concrete, as shown in figure 13;
6), as shown in figure 14, utilize the antipriming 6 of caisson 1 bottom, by the space sealing between base plate 1.2 and steel pipe pile 2;
7), as shown in figure 15, get rid of the inner ponding of steel bushing 4, cut off steel bushing 4, pile tube 2 is welded and fixed with the base plate 1.2 of caisson 1,
8), as shown in figure 16, unclamp locking device 3, cut off the above steel pipe pile 2 of caisson 1 base plate 1.2;
9), as shown in figure 17, colligation is embedded in the reinforcing bar 8 in base plate 1.2 and steel pipe pile 2, builds underplate concrete, and making caisson 1 and steel pipe pile 2 fixed is entirety.
A kind of stake case hydraulic structures that the utility model provides, its caisson and steel pipe pile together by land manufacture and transportation by driving to job site, interim anchorage is in place, taking caisson as operation platform sinking steel pipe pile, then by locking device stationary caisson and steel pipe pile, form the temporary construction platform waterborne of stake-case combination, carry out the base plate sealing of caisson by antipriming, by carry out dry application work in caisson body, build rear pouring concrete, form overall force structure.
A kind of stake case hydraulic structures that the utility model provides, has higher stability and supporting capacity, can bear huge vertical force, horizontal force and moment of flexure that superstructure or load bring, compares conventional piles basis and has the following advantages with laying foundation:
(1) adaptable to geography geology environment: the utility model has been inherited the pile foundation adaptive capacity stronger to topographic and geologic, should not carry out under caisson sinking and stressed geography geology environment, can effectively make up by the layout of adjusting stake, before sinking, not need to carry out in advance the ground processing operations such as bedding is dredged, base bed flattening.
(2) adaptable to off-lying sea adverse circumstances such as wind, wave, streams: in the utility model, prefabricated caisson is permanent force structure, it is again construction period fixed job platform waterborne, except of short duration anchoring in early stage is located, construction in later period is not subject to the ambient influnences such as stormy waves completely, can implement easily the anhydrous constructions such as the setting of pile foundation, connection; And implement in without large-scale crane gear waterborne.
(3) the utility model member mainly forms by the prefabricated rear installation in place, is easy to carry out quality control, reduces the operation at sea time.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and distortion, these improvement and distortion also should be considered as protection domain of the present utility model.

Claims (9)

1. a stake case hydraulic structures, it comprises caisson (1), described caisson (1) comprises top board (1.1) and base plate (1.2), between the limit portion of described top board (1.1) and base plate (1.2), connect by sidewall (1.3), described top board (1.1), base plate (1.2) and sidewall (1.3) surround a separation, in described separation, be provided with the partition wall (1.6) that separation is divided into multiple little separations, it is characterized in that: described top board (1.1) and base plate (1.2) are vertically provided with preformed hole (1.4), steel pipe pile (2) is housed in described preformed hole (1.4), described steel pipe pile (2) is fixedly connected with caisson (1).
2. according to claim 1 case hydraulic structures, is characterized in that: described steel pipe pile (2) is fixedly connected with the top board (1.1) of caisson (1) by locking device (3).
3. according to claim 2 case hydraulic structures, it is characterized in that: described locking device (3) comprises the anchor ear (3.1) that is sleeved on steel pipe pile (2) periphery, between described anchor ear (3.1) inner side and steel pipe pile (2), be provided with rubber pad (3.2), the outside of anchor ear (3.1) is connected with hydraulic jack (3.3), and described hydraulic jack (3.3) is connected with external Fuel Tanking Unit by oil pipe (3.4).
4. according to claim 1 case hydraulic structures, is characterized in that: described separation is vertically provided with steel bushing (4), and described steel bushing (4) two ends are fixedly connected with base plate with top board, and described steel pipe pile (2) is arranged in steel bushing (4).
5. according to claim 4 case hydraulic structures, is characterized in that: described steel bushing (4) lower end is fixedly connected with the steel plate (8) being embedded in base plate, and described steel plate (8) is connected with steel pipe pile (2) by bracket (7).
6. according to the stake case hydraulic structures described in claim 4 or 5, it is characterized in that: described steel bushing (4) is outer is arranged with horizontal baffle (5), and the outer end of horizontal baffle (5) is fixedly connected on separation inwall.
7. according to claim 6 case hydraulic structures, is characterized in that: described horizontal baffle (5) is provided with to the inner projection (5.1) of extending of steel bushing (4), and described projection (5.1) is fixedly connected with steel pipe pile (2) by locking device (3).
8. according to claim 1 case hydraulic structures, is characterized in that: between described base plate and steel pipe pile (2), be provided with antipriming (6).
9. according to claim 8 case hydraulic structures, is characterized in that: capsule with diuresis promoting function till described antipriming (6), described sealing capsule is arranged on and is opened in base plate (1.2) in the groove (1.5) of steel pipe pile (2) end face.
CN201320723817.2U 2013-11-15 2013-11-15 Pile-caisson hydraulic structure Expired - Fee Related CN203654309U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103572770A (en) * 2013-11-15 2014-02-12 中交第二航务工程局有限公司 Pile box hydraulic structure object and building method thereof
CN104727337A (en) * 2015-03-14 2015-06-24 上海市水利工程设计研究院有限公司 Seepage-proofing and anti-liquefaction floating transportation sluice foundation and construction method thereof
CN110080265A (en) * 2019-04-29 2019-08-02 河海大学 A kind of novel slurry filling formula gravity rock anchorage base suitable for Intermediate Water Depth

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103572770A (en) * 2013-11-15 2014-02-12 中交第二航务工程局有限公司 Pile box hydraulic structure object and building method thereof
CN103572770B (en) * 2013-11-15 2016-04-20 中交第二航务工程局有限公司 A kind of stake case hydraulic structures and construction method thereof
CN104727337A (en) * 2015-03-14 2015-06-24 上海市水利工程设计研究院有限公司 Seepage-proofing and anti-liquefaction floating transportation sluice foundation and construction method thereof
CN104727337B (en) * 2015-03-14 2016-12-07 上海市水利工程设计研究院有限公司 The transportation by driving sluice basis of a kind of antiseepage and anti-liquefaction and construction method thereof
CN110080265A (en) * 2019-04-29 2019-08-02 河海大学 A kind of novel slurry filling formula gravity rock anchorage base suitable for Intermediate Water Depth
CN110080265B (en) * 2019-04-29 2021-04-27 河海大学 Slip casting formula gravity anchor pile foundation suitable for medium depth of water

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140618

Termination date: 20201115